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<p class="subTitle">org.apache.poi.poifs.storage</p>
<h2 title="Class SmallDocumentBlock" class="title">Class SmallDocumentBlock</h2>
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<div class="contentContainer">
<ul class="inheritance">
<li>java.lang.Object</li>
<li>
<ul class="inheritance">
<li>org.apache.poi.poifs.storage.SmallDocumentBlock</li>
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<dl>
<dt>All Implemented Interfaces:</dt>
<dd><a href="../../../../../org/apache/poi/poifs/storage/BlockWritable.html" title="interface in org.apache.poi.poifs.storage">BlockWritable</a>, <a href="../../../../../org/apache/poi/poifs/storage/ListManagedBlock.html" title="interface in org.apache.poi.poifs.storage">ListManagedBlock</a></dd>
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<pre>public final class <strong>SmallDocumentBlock</strong>
extends java.lang.Object
implements <a href="../../../../../org/apache/poi/poifs/storage/BlockWritable.html" title="interface in org.apache.poi.poifs.storage">BlockWritable</a>, <a href="../../../../../org/apache/poi/poifs/storage/ListManagedBlock.html" title="interface in org.apache.poi.poifs.storage">ListManagedBlock</a></pre>
<div class="block">Storage for documents that are too small to use regular
 DocumentBlocks for their data</div>
<dl><dt><span class="strong">Author:</span></dt>
  <dd>Marc Johnson (mjohnson at apache dot org)</dd></dl>
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<h3>Method Summary</h3>
<table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
<caption><span>Methods</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/poi/poifs/storage/SmallDocumentBlock.html#calcSize(int)">calcSize</a></strong>(int&nbsp;size)</code>
<div class="block">Calculate the storage size of a set of SmallDocumentBlocks</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static <a href="../../../../../org/apache/poi/poifs/storage/SmallDocumentBlock.html" title="class in org.apache.poi.poifs.storage">SmallDocumentBlock</a>[]</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/poi/poifs/storage/SmallDocumentBlock.html#convert(org.apache.poi.poifs.common.POIFSBigBlockSize, org.apache.poi.poifs.storage.BlockWritable[], int)">convert</a></strong>(<a href="../../../../../org/apache/poi/poifs/common/POIFSBigBlockSize.html" title="class in org.apache.poi.poifs.common">POIFSBigBlockSize</a>&nbsp;bigBlockSize,
       <a href="../../../../../org/apache/poi/poifs/storage/BlockWritable.html" title="interface in org.apache.poi.poifs.storage">BlockWritable</a>[]&nbsp;store,
       int&nbsp;size)</code>
<div class="block">Factory for creating SmallDocumentBlocks from DocumentBlocks</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static <a href="../../../../../org/apache/poi/poifs/storage/SmallDocumentBlock.html" title="class in org.apache.poi.poifs.storage">SmallDocumentBlock</a>[]</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/poi/poifs/storage/SmallDocumentBlock.html#convert(org.apache.poi.poifs.common.POIFSBigBlockSize, byte[], int)">convert</a></strong>(<a href="../../../../../org/apache/poi/poifs/common/POIFSBigBlockSize.html" title="class in org.apache.poi.poifs.common">POIFSBigBlockSize</a>&nbsp;bigBlockSize,
       byte[]&nbsp;array,
       int&nbsp;size)</code>
<div class="block">convert a single long array into an array of SmallDocumentBlock
 instances</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static java.util.List</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/poi/poifs/storage/SmallDocumentBlock.html#extract(org.apache.poi.poifs.common.POIFSBigBlockSize, org.apache.poi.poifs.storage.ListManagedBlock[])">extract</a></strong>(<a href="../../../../../org/apache/poi/poifs/common/POIFSBigBlockSize.html" title="class in org.apache.poi.poifs.common">POIFSBigBlockSize</a>&nbsp;bigBlockSize,
       <a href="../../../../../org/apache/poi/poifs/storage/ListManagedBlock.html" title="interface in org.apache.poi.poifs.storage">ListManagedBlock</a>[]&nbsp;blocks)</code>
<div class="block">create a list of SmallDocumentBlock's from raw data</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/poi/poifs/storage/SmallDocumentBlock.html#fill(org.apache.poi.poifs.common.POIFSBigBlockSize, java.util.List)">fill</a></strong>(<a href="../../../../../org/apache/poi/poifs/common/POIFSBigBlockSize.html" title="class in org.apache.poi.poifs.common">POIFSBigBlockSize</a>&nbsp;bigBlockSize,
    java.util.List&nbsp;blocks)</code>
<div class="block">fill out a List of SmallDocumentBlocks so that it fully occupies
 a set of big blocks</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/poi/poifs/common/POIFSBigBlockSize.html" title="class in org.apache.poi.poifs.common">POIFSBigBlockSize</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/poi/poifs/storage/SmallDocumentBlock.html#getBigBlockSize()">getBigBlockSize</a></strong>()</code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>byte[]</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/poi/poifs/storage/SmallDocumentBlock.html#getData()">getData</a></strong>()</code>
<div class="block">Get the data from the block</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static <a href="../../../../../org/apache/poi/poifs/storage/DataInputBlock.html" title="class in org.apache.poi.poifs.storage">DataInputBlock</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/poi/poifs/storage/SmallDocumentBlock.html#getDataInputBlock(org.apache.poi.poifs.storage.SmallDocumentBlock[], int)">getDataInputBlock</a></strong>(<a href="../../../../../org/apache/poi/poifs/storage/SmallDocumentBlock.html" title="class in org.apache.poi.poifs.storage">SmallDocumentBlock</a>[]&nbsp;blocks,
                 int&nbsp;offset)</code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/poi/poifs/storage/SmallDocumentBlock.html#writeBlocks(java.io.OutputStream)">writeBlocks</a></strong>(java.io.OutputStream&nbsp;stream)</code>
<div class="block">Write the storage to an OutputStream</div>
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<h3>Methods inherited from class&nbsp;java.lang.Object</h3>
<code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li>
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<h3>Method Detail</h3>
<a name="convert(org.apache.poi.poifs.common.POIFSBigBlockSize, byte[], int)">
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<h4>convert</h4>
<pre>public static&nbsp;<a href="../../../../../org/apache/poi/poifs/storage/SmallDocumentBlock.html" title="class in org.apache.poi.poifs.storage">SmallDocumentBlock</a>[]&nbsp;convert(<a href="../../../../../org/apache/poi/poifs/common/POIFSBigBlockSize.html" title="class in org.apache.poi.poifs.common">POIFSBigBlockSize</a>&nbsp;bigBlockSize,
                           byte[]&nbsp;array,
                           int&nbsp;size)</pre>
<div class="block">convert a single long array into an array of SmallDocumentBlock
 instances</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>array</code> - the byte array to be converted</dd><dd><code>size</code> - the intended size of the array (which may be smaller)</dd>
<dt><span class="strong">Returns:</span></dt><dd>an array of SmallDocumentBlock instances, filled from
         the array</dd></dl>
</li>
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<a name="fill(org.apache.poi.poifs.common.POIFSBigBlockSize, java.util.List)">
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<h4>fill</h4>
<pre>public static&nbsp;int&nbsp;fill(<a href="../../../../../org/apache/poi/poifs/common/POIFSBigBlockSize.html" title="class in org.apache.poi.poifs.common">POIFSBigBlockSize</a>&nbsp;bigBlockSize,
       java.util.List&nbsp;blocks)</pre>
<div class="block">fill out a List of SmallDocumentBlocks so that it fully occupies
 a set of big blocks</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>blocks</code> - the List to be filled out</dd>
<dt><span class="strong">Returns:</span></dt><dd>number of big blocks the list encompasses</dd></dl>
</li>
</ul>
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<h4>convert</h4>
<pre>public static&nbsp;<a href="../../../../../org/apache/poi/poifs/storage/SmallDocumentBlock.html" title="class in org.apache.poi.poifs.storage">SmallDocumentBlock</a>[]&nbsp;convert(<a href="../../../../../org/apache/poi/poifs/common/POIFSBigBlockSize.html" title="class in org.apache.poi.poifs.common">POIFSBigBlockSize</a>&nbsp;bigBlockSize,
                           <a href="../../../../../org/apache/poi/poifs/storage/BlockWritable.html" title="interface in org.apache.poi.poifs.storage">BlockWritable</a>[]&nbsp;store,
                           int&nbsp;size)
                                    throws java.io.IOException,
                                           java.lang.ArrayIndexOutOfBoundsException</pre>
<div class="block">Factory for creating SmallDocumentBlocks from DocumentBlocks</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>store</code> - the original DocumentBlocks</dd><dd><code>size</code> - the total document size</dd>
<dt><span class="strong">Returns:</span></dt><dd>an array of new SmallDocumentBlocks instances</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code>java.io.IOException</code> - on errors reading from the DocumentBlocks</dd>
<dd><code>java.lang.ArrayIndexOutOfBoundsException</code> - if, somehow, the store
            contains less data than size indicates</dd></dl>
</li>
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<h4>extract</h4>
<pre>public static&nbsp;java.util.List&nbsp;extract(<a href="../../../../../org/apache/poi/poifs/common/POIFSBigBlockSize.html" title="class in org.apache.poi.poifs.common">POIFSBigBlockSize</a>&nbsp;bigBlockSize,
                     <a href="../../../../../org/apache/poi/poifs/storage/ListManagedBlock.html" title="interface in org.apache.poi.poifs.storage">ListManagedBlock</a>[]&nbsp;blocks)
                              throws java.io.IOException</pre>
<div class="block">create a list of SmallDocumentBlock's from raw data</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>blocks</code> - the raw data containing the SmallDocumentBlock
               data</dd>
<dt><span class="strong">Returns:</span></dt><dd>a List of SmallDocumentBlock's extracted from the input</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code>java.io.IOException</code></dd></dl>
</li>
</ul>
<a name="getDataInputBlock(org.apache.poi.poifs.storage.SmallDocumentBlock[], int)">
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<h4>getDataInputBlock</h4>
<pre>public static&nbsp;<a href="../../../../../org/apache/poi/poifs/storage/DataInputBlock.html" title="class in org.apache.poi.poifs.storage">DataInputBlock</a>&nbsp;getDataInputBlock(<a href="../../../../../org/apache/poi/poifs/storage/SmallDocumentBlock.html" title="class in org.apache.poi.poifs.storage">SmallDocumentBlock</a>[]&nbsp;blocks,
                               int&nbsp;offset)</pre>
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<h4>calcSize</h4>
<pre>public static&nbsp;int&nbsp;calcSize(int&nbsp;size)</pre>
<div class="block">Calculate the storage size of a set of SmallDocumentBlocks</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>size</code> - number of SmallDocumentBlocks</dd>
<dt><span class="strong">Returns:</span></dt><dd>total size</dd></dl>
</li>
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<h4>writeBlocks</h4>
<pre>public&nbsp;void&nbsp;writeBlocks(java.io.OutputStream&nbsp;stream)
                 throws java.io.IOException</pre>
<div class="block">Write the storage to an OutputStream</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/poi/poifs/storage/BlockWritable.html#writeBlocks(java.io.OutputStream)">writeBlocks</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/poi/poifs/storage/BlockWritable.html" title="interface in org.apache.poi.poifs.storage">BlockWritable</a></code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>stream</code> - the OutputStream to which the stored data should
               be written</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code>java.io.IOException</code> - on problems writing to the specified
            stream</dd></dl>
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<h4>getData</h4>
<pre>public&nbsp;byte[]&nbsp;getData()</pre>
<div class="block">Get the data from the block</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/poi/poifs/storage/ListManagedBlock.html#getData()">getData</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/poi/poifs/storage/ListManagedBlock.html" title="interface in org.apache.poi.poifs.storage">ListManagedBlock</a></code></dd>
<dt><span class="strong">Returns:</span></dt><dd>the block's data as a byte array</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code>java.io.IOException</code> - if there is no data</dd></dl>
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<h4>getBigBlockSize</h4>
<pre>public&nbsp;<a href="../../../../../org/apache/poi/poifs/common/POIFSBigBlockSize.html" title="class in org.apache.poi.poifs.common">POIFSBigBlockSize</a>&nbsp;getBigBlockSize()</pre>
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